Home / 104,989.67-157,484.62-26,103.91

Finding the Fourth Proportional to 104,989.67, 157,484.62 and 26,103.91

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Solution

The fourth proportional to 104,989.67, 157,484.62 and 26,103.91 is: 39,155.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,989.67 : 157,484.62 = 26,103.91 : x
  2. Step 2: Convert to fraction form
    104,989.67/157,484.62 = 26,103.91/x
  3. Step 3: Cross multiply
    104,989.67x = 157,484.62 × 26,103.91
  4. Step 4: Simplify right side
    104,989.67x = 4,110,963,559.44
  5. Step 5: Solve for x
    x = 4,110,963,559.44/104,989.67
  6. Step 6: Final answer
    x = 39,155.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.